The Royal Family > Royal titles > Style and title of The Princess Royal. web.archive.org [online]. 2008-07-27 [cit. 2023-03-19]. Dostupné v archivu pořízeném z originálu dne 2008-07-27.
royalcentral.co.uk
The stories of Queen Victoria’s granddaughters: Princess Louise of Wales [online]. 2015-07-27 [cit. 2023-03-19]. Dostupné online. (anglicky)
web.archive.org
The Royal Family > Royal titles > Style and title of The Princess Royal. web.archive.org [online]. 2008-07-27 [cit. 2023-03-19]. Dostupné v archivu pořízeném z originálu dne 2008-07-27.